Pith Number

pith:YKTHZ5ON

pith:2015:YKTHZ5ONKWPLDWZVRF6TP4JE7P

not attested not anchored not stored refs pending

Second Yamabe Constant on Riemannian Products

Guillermo Henry

arxiv:1505.00981 v2 · 2015-05-05 · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YKTHZ5ONKWPLDWZVRF6TP4JE7P}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:56:06.597958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2a67cf5cd559eb1db35897d37f124fbcdd1416c86263dc23ada8b4af2db1cef

Aliases

arxiv: 1505.00981 · arxiv_version: 1505.00981v2 · doi: 10.48550/arxiv.1505.00981 · pith_short_12: YKTHZ5ONKWPL · pith_short_16: YKTHZ5ONKWPLDWZV · pith_short_8: YKTHZ5ON

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YKTHZ5ONKWPLDWZVRF6TP4JE7P \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c2a67cf5cd559eb1db35897d37f124fbcdd1416c86263dc23ada8b4af2db1cef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53416cd9b8979d74b01dfdaa068cc7e51d7727464870706c12c30c7ceb9d9b13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-05-05T12:27:54Z",
    "title_canon_sha256": "26ccc13d88305d7bfd253abe60db69919f9e26a4f459a564b8272eddeb30a53b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00981",
    "kind": "arxiv",
    "version": 2
  }
}